From David Feldman, London, UK
Further to your story “Circles in space are like nothing we’ve ever seen” about inexplicable radio signals spotted by astronomers (11 July, p14). Could they result from gravitational lensing of other objects?
Published 5 August 2020
From David Feldman, London, UK
Further to your story “Circles in space are like nothing we’ve ever seen” about inexplicable radio signals spotted by astronomers (11 July, p14). Could they result from gravitational lensing of other objects?
Issue no. 3294 published 8 August 2020